Set your browser to accept cookies

A cookie is a small piece of information stored by your browser to help identify you. Many Yahoo products use cookies to keep you signed in as you move from page to page, among other things. If your browser is set to reject all cookies automatically, you won't be able to sign in to some Yahoo products. Instead, you may see an error message. If your browser is set to not accept cookies, you should change it to accept (or "enable") cookies.